Alabaster with grey mane and tail, grey hooves and pink ears and nose. From 1963-1965, set #351 Sugar and Spice, included the Alabaster Running Mare and the Smoke Running Foal. From 1963-1968, this mold was called 'Sugar', then starting in 1969, was just called 'Running Mare'. In 1970-1971, this model was available in the Showcase Collection box as #1200.
Has the round Breyer Molding Co Copyright Stamp, and around 1970, the USA Stamp was added.